KR101775086B1 - 주파수 향상 오디오 신호를 생성하는 디코더, 디코딩 방법, 인코딩된 신호를 생성하는 인코더, 및 컴팩트 선택 사이드 정보를 이용한 인코딩 방법 - Google Patents

주파수 향상 오디오 신호를 생성하는 디코더, 디코딩 방법, 인코딩된 신호를 생성하는 인코더, 및 컴팩트 선택 사이드 정보를 이용한 인코딩 방법 Download PDF

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KR101775086B1
KR101775086B1 KR1020167021784A KR20167021784A KR101775086B1 KR 101775086 B1 KR101775086 B1 KR 101775086B1 KR 1020167021784 A KR1020167021784 A KR 1020167021784A KR 20167021784 A KR20167021784 A KR 20167021784A KR 101775086 B1 KR101775086 B1 KR 101775086B1
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signal
side information
parameter
encoded
audio signal
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KR20160099119A (ko
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프레드리크 나겔
사샤 디쉬
안드레아스 니더마이어
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프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에.베.
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    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
    • G10L19/26—Pre-filtering or post-filtering
    • G10L19/265—Pre-filtering, e.g. high frequency emphasis prior to encoding
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/038—Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques
    • G10L21/0388—Details of processing therefor
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/002—Dynamic bit allocation
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/48—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 specially adapted for particular use
    • G10L25/69—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 specially adapted for particular use for evaluating synthetic or decoded voice signals

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  • Engineering & Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Quality & Reliability (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Stereophonic System (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
KR1020167021784A 2013-01-29 2014-01-28 주파수 향상 오디오 신호를 생성하는 디코더, 디코딩 방법, 인코딩된 신호를 생성하는 인코더, 및 컴팩트 선택 사이드 정보를 이용한 인코딩 방법 KR101775086B1 (ko)

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US201361758092P 2013-01-29 2013-01-29
US61/758,092 2013-01-29
PCT/EP2014/051591 WO2014118155A1 (en) 2013-01-29 2014-01-28 Decoder for generating a frequency enhanced audio signal, method of decoding, encoder for generating an encoded signal and method of encoding using compact selection side information

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KR1020157022901A Division KR101798126B1 (ko) 2013-01-29 2014-01-28 주파수 향상 오디오 신호를 생성하는 디코더, 디코딩 방법, 인코딩된 신호를 생성하는 인코더, 및 컴팩트 선택 사이드 정보를 이용한 인코딩 방법

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KR1020167021785A KR101775084B1 (ko) 2013-01-29 2014-01-28 주파수 향상 오디오 신호를 생성하는 디코더, 디코딩 방법, 인코딩된 신호를 생성하는 인코더, 및 컴팩트 선택 사이드 정보를 이용한 인코딩 방법
KR1020157022901A KR101798126B1 (ko) 2013-01-29 2014-01-28 주파수 향상 오디오 신호를 생성하는 디코더, 디코딩 방법, 인코딩된 신호를 생성하는 인코더, 및 컴팩트 선택 사이드 정보를 이용한 인코딩 방법

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KR1020157022901A KR101798126B1 (ko) 2013-01-29 2014-01-28 주파수 향상 오디오 신호를 생성하는 디코더, 디코딩 방법, 인코딩된 신호를 생성하는 인코더, 및 컴팩트 선택 사이드 정보를 이용한 인코딩 방법

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US (3) US10657979B2 (ru)
EP (3) EP2951828B1 (ru)
JP (3) JP6096934B2 (ru)
KR (3) KR101775086B1 (ru)
CN (3) CN109509483B (ru)
AR (1) AR094673A1 (ru)
AU (3) AU2014211523B2 (ru)
BR (1) BR112015018017B1 (ru)
CA (4) CA2899134C (ru)
ES (3) ES2725358T3 (ru)
HK (1) HK1218460A1 (ru)
MX (1) MX345622B (ru)
MY (1) MY172752A (ru)
RU (3) RU2627102C2 (ru)
SG (3) SG11201505925SA (ru)
TR (1) TR201906190T4 (ru)
TW (3) TWI524333B (ru)
WO (1) WO2014118155A1 (ru)
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JP2016505903A (ja) 2016-02-25
AU2014211523B2 (en) 2016-12-22
SG10201608643PA (en) 2016-12-29
CA3013756A1 (en) 2014-08-07
CA3013756C (en) 2020-11-03
TW201443889A (zh) 2014-11-16
MX345622B (es) 2017-02-08
CA3013744A1 (en) 2014-08-07
TWI524333B (zh) 2016-03-01
EP2951828A1 (en) 2015-12-09
MX2015009747A (es) 2015-11-06
RU2015136789A (ru) 2017-03-03
CA3013744C (en) 2020-10-27
RU2676242C1 (ru) 2018-12-26
TWI585755B (zh) 2017-06-01
WO2014118155A1 (en) 2014-08-07
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ES2943588T3 (es) 2023-06-14
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BR112015018017B1 (pt) 2022-01-25
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